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In the present study,we intend to establish a new model of traumatic brain-steminjury,and to study the pathological changes of neuron,axon,astrocyte,plasmaproteins,blood vessel endothelia,synapse,neurotransmitter and cytokines in rat'sand human injured brain-stem,using routing histochemistry,immunohistochemistry,in situ hybridization,LSCM and computerized image analysis.

综合现有文献，本研究拟建立新的脑干损伤动物模型，并采用常规病理组化、免疫组化、原位杂交、LSCM以及计算机图像分析等技术，对动物及人体脑干组织中的神经元、星形胶质细胞、血浆蛋白及血管内皮细胞，以及轴索、突触、神经递质及细胞因子等进行研究，并对脑干损伤的致死性病变进行初步定位，以确立对脑干损伤的鉴定和推断脑干损伤时间有意义的客观指标。

A high temperature in situ observation method has been newly developed by coupling differential interference microscopewith the Schlieren method.

本文提供了实时观察高温熔体晶体生长的新方法。

A wet chemical method was cidopted to introduce alumina sol to surface-modification of alumina bubble and in-situ decomposition characteristics, distribution of alumina sol, mi-crostructure and mechanical properties of surface-modified alumina bubble were studied by SEM, XRD, Coulter LS Particle Size Analyzer and self-preparation experimental device for measurement of compressive resistance.

采用湿化学的方式引入铝胶对氧化铝空心球进行表面修饰改性；采用SEM、XRD、激光粒度仪和自制耐压装置研究铝胶分解特性、分布状态、氧化铝空心球表面改性前后显微结构及力学强度变化。

Objective To evaluate the diagnostic value of fluorescence in-situ hybridization in sex chromosome abnormality.

目的 探讨荧光原位杂交技术在性染色体异常诊断中的价值。

Through investigation on the Eh values of cinnamon soil,sierozem,brown desert soil in situ with new electrochemical methods and summarization of the same results of laterite,red soil and yellow brown soil,a horizontal zonal variation of oxidation-reduction characteristics in semi-humid,semiarid and arid areas from south China to north China is revealed.

用新的电化学方法原位考察了褐土、灰钙土、棕漠土、黑土、风沙土、灌淤土、盐土、碱土、亚高山草甸土、灰褐土、水稻土和旱地土壤的氧化还原状况。综合已有原位测定结果，地带性土壤的电位由南向北的空间分异与其水平地带谱相应；亚高山草甸土和灰褐土的氧化还原状况随山体高度和植物群落而呈垂直分异趋势。

Methods Cultivation of alveolar type Ⅱ cells were mode from normal adult rat and of silicotic animal model of rat was established. In situ hybridization and irnmunohistochemieal staining were applied to detect the gene expression of TGFβ1 and PDGF-B in the alveolar type Ⅱ cells of primary culture and silicotic tissue.

分离培养正常成年大鼠肺泡Ⅱ型细胞，建立大鼠矽肺模型，用原位杂交和免疫组化技术检测体外培养的和矽肺病变中的肺泡Ⅱ型细胞TGFβ1和PDGF-B mRNA和蛋白的表达。

Concentrations of DA and 5-HT in different regions were measured by high performance liquid chromatography; the expression of SERTmRNA was detected by in situ hybridization; the degeneration of neuron and terminal was demonstrated by Bielschowsky and Glee Marsland silver staining; and the protein expression of GFAP was detected by immunohistochemistry.

2采用高效液相色谱法测定不同脑区神经递质DA和5-HT的含量；采用原位杂交方法检测SERTmRNA；Bielschowsky及Glee Marsland氏改良银浸染法显示神经元胞体、树突和轴突；免疫组织化学方法检测GFAP的表达。

On the basis of the actual field landform and topography, a simulation test was modeled using similarity theorem. This study embeds gauges in the in-situ geogrids at the construction site and to monitor the distribution of stress and distortion patterns during road construction.

根据野外实际地形地貌条件，利用相似性原理，制作室内模拟模型；在填土中埋设传感器、在土工格栅上粘贴塑性应变计，观测加筋路堤在施工过程中的应力分布和变形情况。

In order to investigate the dynamic behavior of experinent simulation and behavior in situ, the numerical models under different slope and design parametes are established. The vibration forces are simulated from simple harmonic motion and from real earthquake records. The deformation of geosynthetic reinforced soil wall and interior failure surface generated the wall are also investigated.

为了解试验模拟与现地受振动之动态行为，建立不同坡度与设计参数之分析模型，其振动力分别为简谐振动与真实地震记录，并藉由数值模拟的方式，探讨不同振动力对加劲挡土设施之墙面变形与土体内部产生破坏面之动态反应。

It has many advantages,such as simple construction,broad sensing spectrum,high sensitivity,real-time and in-situ determination,and low operational cost.

它具有结构简单、响应广谱、检测快速、灵敏度高、可实时在线测定以及费用低廉等特点。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。